If you’re the person that purchased a monthly or annual Portal Premium Membership then you need to follow these steps to share Portal with your Family Sharing group:
- Open the “System Settings” app on your Mac.
- Click on your name, which should be at the top left of the window.
- Click “Family Sharing” on the right.
- Click “Set Up Family”, then follow the onscreen instructions to invite people to join your Family Sharing Group.
For more information, follow the below link:
https://support.apple.com/guide/mac-help/mh3d6eb198/mac
Once activated, members of your Family Sharing group will need to:
- Ensure their Mac is running at least macOS Ventura 13.1.
- Open the App Store app and click on their name in the bottom left corner.
- Click their name next to “Purchased by”.
- Select your name from the list that appears.
- Down Portal from your list of Family Shared apps.
For more information, follow the below link: